Mengshan County, belonging to Wuzhou City, Guangxi Zhuang Autonomous Region, is located in the east of Dayao Mountain in the eastern part of Guangxi, northwest of Wuzhou City, east of Zhaoping, west of Jinxiu, south of Pingnan, Fuji County, north of Lipu, the county seat of Mengshan Town, the capital city of Nanning, 460 kilometers away from the city of Wuzhou, 186 kilometers away. The total area is 1,279 square kilometers. As of the end of 2014, it has 6 towns and 3 townships under its jurisdiction. According to the seventh census data, as of 00:00 on November 1, 2020, the resident population of Mengshan County was 164,420 people.
Mengshan County is surrounded by mountains on all sides, narrow in the east and west, long in the north and south, and the whole territory is in a long shape; the terrain is high in the northeast and low in the southwest, with rolling hills, gullies and ravines, and intricate topography; it belongs to the subtropical monsoon climate zone, with a mild climate, abundant rainfall, and long summers and short winters. It is China's most beautiful eco-tourism demonstration city, national ecological demonstration area, Guangxi key ecological functional areas, the Taiping Heavenly Kingdom had been in the place of the king of the establishment. Mengshan is also the hometown of anti-French general Su Yuanchun, veteran revolutionary Chen Manyuan and new school of martial arts novel writer Liang Yusheng.In December 2018, it was awarded the title of the second batch of national ecological civilization construction demonstration cities and counties.On January 22, 2020, it was named a national garden county by the Ministry of Housing and Urban-Rural Development.
In 2020, Mengshan County completed a gross regional product of 7.8 billion yuan, an increase of 3.5%.